The heat is on when a warehouse containing sensitive Navy documents catches fire and ignites a national security threat on Tuesday’s NCIS.The ensuing investigation sparks a shocking discovery for Tony: READ MORE & WATCH VIDEO

CBS’ NCIS will soon solve a bit of a mystery when viewers — as well as Tony’s colleagues — meet “the boy from Baltimore.” And TVLine has an exclusive first look at the now-young man’s somewhat incendiary arrival. READ MORE & VIEW PHOTOS